APA ציטוט

Brown, C. A., Harmon, B. G., Zhao, T., & Doyle, M. P. (1997). Experimental Escherichia coli O157: H7 carriage in calves.

Citação norma Chicago

Brown, C A., B G. Harmon, T. Zhao, and M P. Doyle. Experimental Escherichia Coli O157: H7 Carriage in Calves. 1997.

ציטוט MLA

Brown, C A., B G. Harmon, T. Zhao, and M P. Doyle. Experimental Escherichia Coli O157: H7 Carriage in Calves. 1997.